In the early hours of July 30, sirens blared in the Poland's Lublin region, F-16 fighter jets were scrambled, and an explosion was reported after an "unidentified object," later described by Tusk as likely a Kh-101 cruise missile, strayed into Polish territory amid a larger Russian mass attack on Ukraine.

Russia launched a deadly wave of missiles and drones across Ukraine, while an unidentified object believed to be a missile entered Polish airspace before disappearing from radar.…

Residents across eastern Poland reported hearing air raid sirens, while videos posted on social media appeared to capture the alerts sounding across the region.